within an organization Detailed understanding of common network ports and protocols (e.g. TCP/UDP, HTTP, ICMP, DNS, SMTP, etc) Expertise... with network topologies and network security device functions (e.g. Firewall, IDS/IPS, Proxy, DNS, etc). Expertise with packet...
Leidos ⚡ $69550 - 125725 per year ⚡ Fri, 12 Jun 2026 07:18:24 GMT
Systems Engineer
Secret. Experienced with the following Windows Server administration tools: WSUS, Group Policy, Active Directory, RDP, DNS...
Leidos ⚡ $87100 - 157450 per year ⚡ Fri, 12 Jun 2026 07:27:49 GMT